Perhaps you should try some spelling variations:
businessman political » business politics
businessmen political » business politics, businessmen social
business perspective » outline perspective
policy communication » politics communication, public communication, applied communication
business political » business politics, business periodicals
business practice » business practices, business politics

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( ((business practice) OR (business perspective)) communication ) or ((( ((businessman political) or (businessmen political)) communication ) or ( business policy communication ))))) or ( business political communication ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( ((business practice) OR (business perspective)) communication ) OR ((( ((businessman political) OR (businessmen political)) communication ) OR ( business policy communication ))))) OR ( business political communication )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( ((business practice) OR (business perspective)) communication ) or ((( ((businessman political) or (businessmen political)) communication ) or ( business policy communication ))))) or ( business political communication ))".
• Adding a wildcard symbol may retrieve word variants: (((( ((business practice) OR (business perspective)) communication ) or ((( ((businessman political) or (businessmen political)) communication ) or ( business policy communication ))))) or ( business political communication ))*.